FR871400A - Compound lamp - Google Patents

Compound lamp

Info

Publication number
FR871400A
FR871400A FR871400DA FR871400A FR 871400 A FR871400 A FR 871400A FR 871400D A FR871400D A FR 871400DA FR 871400 A FR871400 A FR 871400A
Authority
FR
France
Prior art keywords
compound lamp
lamp
compound
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Friemann and Wolf GmbH
Original Assignee
Friemann and Wolf GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Friemann and Wolf GmbH filed Critical Friemann and Wolf GmbH
Application granted granted Critical
Publication of FR871400A publication Critical patent/FR871400A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
    • F21L27/00—Lighting devices or systems, employing combinations of electric and non-electric light sources; Replacing or exchanging electric light sources with non-electric light sources or vice versa in lighting devices or systems
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
    • F21L2/00—Systems of electric lighting devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR871400D 1940-04-09 1941-04-07 Compound lamp Expired FR871400A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE871400X 1940-04-09

Publications (1)

Publication Number Publication Date
FR871400A true FR871400A (en) 1942-04-22

Family

ID=6813235

Family Applications (1)

Application Number Title Priority Date Filing Date
FR871400D Expired FR871400A (en) 1940-04-09 1941-04-07 Compound lamp

Country Status (1)

Country Link
FR (1) FR871400A (en)

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